Meet Joel Goodson, an industrious, college-bound 17-year-old and a responsible, trustworthy son. However, when his parents go away and leave him home alone in the wealthy Chicago suburbs with the Porsche at his disposal he quickly decides he has been good for too long and it is time to enjoy himself.

When two poor greasers, Johnny, and Ponyboy are assaulted by a vicious gang, the socs, and Johnny kills one of the attackers, tension begins to mount between the two rival gangs, setting off a turbulent chain of events.